linux-kernel - Re: rcu warning caused by [sched: Fix race between task_group and sched_task

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Message-ID: <CA+5PVA5q+XASnm5Cejde_4c-isYsuPJzd5C=ZvmRw_EEGCgVJA@mail.gmail.com>
Date:	Wed, 19 Nov 2014 14:14:27 -0500
From:	Josh Boyer <jwboyer@...oraproject.org>
To:	Paul McKenney <paulmck@...ux.vnet.ibm.com>
Cc:	Heiko Carstens <heiko.carstens@...ibm.com>,
	Kirill Tkhai <ktkhai@...allels.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...e.hu>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>
Subject: Re: rcu warning caused by [sched: Fix race between task_group and sched_task_group]

On Wed, Nov 19, 2014 at 2:08 PM, Paul E. McKenney
<paulmck@...ux.vnet.ibm.com> wrote:
> On Wed, Nov 19, 2014 at 11:09:46AM +0100, Heiko Carstens wrote:
>> Hi Kirill,
>>
>> the problem below has already been reported here:
>> https://lkml.org/lkml/2014/11/11/505
>>
>> but seems there is still no fix available upstream?
>> Would be good to have it soon, since this basically renders lockdep unusable.
>
> This one fixes this bug for me:
>
> https://lkml.org/lkml/2014/11/4/613

Yes.  It's still not in Linus' tree.

josh
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